Neuroscience

Novel sensors enable precise measurement of dopamine

Dopamine is an important signaling molecule for nerve cells. Its concentration could not be precisely determined with both high spatial or temporal resolution until now. A new method has now made this possible: A research ...

Medical research

Detecting heavy metals in hair samples

South Africa is home to the largest known gold deposit on Earth, the Witwatersrand basin near Johannesburg. When mining the desired precious metal, harmful, toxic and radioactive mining waste comes to the surface as a byproduct. ...

Oncology & Cancer

Sexuality in the consulting room embarrasses oncologists

Cancer treatments often have an impact on a person's sexual health. But doctors and nurses do not discuss topics such as sexuality and intimacy with patients as a matter of course. This was discovered by Esmée Krouwel, a ...

Medical research

New tool to create hearing cells lost in aging

Hearing loss due to aging, noise and certain cancer therapy drugs and antibiotics has been irreversible because scientists have not been able to reprogram existing cells to develop into the outer and inner ear sensory cells—essential ...

Medical research

Reversing hearing loss with regenerative therapy

Most of us know someone affected by hearing loss, but we may not fully appreciate the hardships that lack of hearing can bring. Hearing loss can lead to isolation, frustration, and a debilitating ringing in the ears known ...

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